Those commuting home in the Towson area may want to avoid the Dulaney Valley Road area.
Dulaney Valley is currently closed from Villa Maria School to Old Bosley Road while authorities respond to a possible suicidal person near Loch Raven Reservoir.
The Baltimore County Police Department reported that the area was locked down around 4 p.m. on Thursday.
At around 5:30 p.m., the White Marsh Volunteer Fire Company reported that their units were assisting with the call.
Motorists should avoid the area, if possible.